/* Zepto v1.1.2-15-g59d3fe5 - zepto event ajax form fx fx_methods data deferred callbacks selector stack - zeptojs.com/license */
define(function(require, exports, module) {
    var Zepto = function() {
        var undefined, key, $, classList, emptyArray = [], slice = emptyArray.slice, filter = emptyArray.filter, document = window.document, elementDisplay = {}, classCache = {}, cssNumber = {
            "column-count": 1,
            columns: 1,
            "font-weight": 1,
            "line-height": 1,
            opacity: 1,
            "z-index": 1,
            zoom: 1
        }, fragmentRE = /^\s*<(\w+|!)[^>]*>/, singleTagRE = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, rootNodeRE = /^(?:body|html)$/i, capitalRE = /([A-Z])/g, // special attributes that should be get/set via method calls
        methodAttributes = [ "val", "css", "html", "text", "data", "width", "height", "offset" ], adjacencyOperators = [ "after", "prepend", "before", "append" ], table = document.createElement("table"), tableRow = document.createElement("tr"), containers = {
            tr: document.createElement("tbody"),
            tbody: table,
            thead: table,
            tfoot: table,
            td: tableRow,
            th: tableRow,
            "*": document.createElement("div")
        }, readyRE = /complete|loaded|interactive/, classSelectorRE = /^\.([\w-]+)$/, idSelectorRE = /^#([\w-]*)$/, simpleSelectorRE = /^[\w-]*$/, class2type = {}, toString = class2type.toString, zepto = {}, camelize, uniq, tempParent = document.createElement("div"), propMap = {
            tabindex: "tabIndex",
            readonly: "readOnly",
            "for": "htmlFor",
            "class": "className",
            maxlength: "maxLength",
            cellspacing: "cellSpacing",
            cellpadding: "cellPadding",
            rowspan: "rowSpan",
            colspan: "colSpan",
            usemap: "useMap",
            frameborder: "frameBorder",
            contenteditable: "contentEditable"
        }, isArray = Array.isArray || function(object) {
            return object instanceof Array;
        };
        zepto.matches = function(element, selector) {
            if (!selector || !element || element.nodeType !== 1) return false;
            var matchesSelector = element.webkitMatchesSelector || element.mozMatchesSelector || element.oMatchesSelector || element.matchesSelector;
            if (matchesSelector) return matchesSelector.call(element, selector);
            // fall back to performing a selector:
            var match, parent = element.parentNode, temp = !parent;
            if (temp) (parent = tempParent).appendChild(element);
            match = ~zepto.qsa(parent, selector).indexOf(element);
            temp && tempParent.removeChild(element);
            return match;
        };
        function type(obj) {
            return obj == null ? String(obj) : class2type[toString.call(obj)] || "object";
        }
        function isFunction(value) {
            return type(value) == "function";
        }
        function isWindow(obj) {
            return obj != null && obj == obj.window;
        }
        function isDocument(obj) {
            return obj != null && obj.nodeType == obj.DOCUMENT_NODE;
        }
        function isObject(obj) {
            return type(obj) == "object";
        }
        function isPlainObject(obj) {
            return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype;
        }
        function likeArray(obj) {
            return typeof obj.length == "number";
        }
        function compact(array) {
            return filter.call(array, function(item) {
                return item != null;
            });
        }
        function flatten(array) {
            return array.length > 0 ? $.fn.concat.apply([], array) : array;
        }
        camelize = function(str) {
            return str.replace(/-+(.)?/g, function(match, chr) {
                return chr ? chr.toUpperCase() : "";
            });
        };
        function dasherize(str) {
            return str.replace(/::/g, "/").replace(/([A-Z]+)([A-Z][a-z])/g, "$1_$2").replace(/([a-z\d])([A-Z])/g, "$1_$2").replace(/_/g, "-").toLowerCase();
        }
        uniq = function(array) {
            return filter.call(array, function(item, idx) {
                return array.indexOf(item) == idx;
            });
        };
        function classRE(name) {
            return name in classCache ? classCache[name] : classCache[name] = new RegExp("(^|\\s)" + name + "(\\s|$)");
        }
        function maybeAddPx(name, value) {
            return typeof value == "number" && !cssNumber[dasherize(name)] ? value + "px" : value;
        }
        function defaultDisplay(nodeName) {
            var element, display;
            if (!elementDisplay[nodeName]) {
                element = document.createElement(nodeName);
                document.body.appendChild(element);
                display = getComputedStyle(element, "").getPropertyValue("display");
                element.parentNode.removeChild(element);
                display == "none" && (display = "block");
                elementDisplay[nodeName] = display;
            }
            return elementDisplay[nodeName];
        }
        function children(element) {
            return "children" in element ? slice.call(element.children) : $.map(element.childNodes, function(node) {
                if (node.nodeType == 1) return node;
            });
        }
        // `$.zepto.fragment` takes a html string and an optional tag name
        // to generate DOM nodes nodes from the given html string.
        // The generated DOM nodes are returned as an array.
        // This function can be overriden in plugins for example to make
        // it compatible with browsers that don't support the DOM fully.
        zepto.fragment = function(html, name, properties) {
            var dom, nodes, container;
            // A special case optimization for a single tag
            if (singleTagRE.test(html)) dom = $(document.createElement(RegExp.$1));
            if (!dom) {
                if (html.replace) html = html.replace(tagExpanderRE, "<$1></$2>");
                if (name === undefined) name = fragmentRE.test(html) && RegExp.$1;
                if (!(name in containers)) name = "*";
                container = containers[name];
                container.innerHTML = "" + html;
                dom = $.each(slice.call(container.childNodes), function() {
                    container.removeChild(this);
                });
            }
            if (isPlainObject(properties)) {
                nodes = $(dom);
                $.each(properties, function(key, value) {
                    if (methodAttributes.indexOf(key) > -1) nodes[key](value); else nodes.attr(key, value);
                });
            }
            return dom;
        };
        // `$.zepto.Z` swaps out the prototype of the given `dom` array
        // of nodes with `$.fn` and thus supplying all the Zepto functions
        // to the array. Note that `__proto__` is not supported on Internet
        // Explorer. This method can be overriden in plugins.
        zepto.Z = function(dom, selector) {
            dom = dom || [];
            dom.__proto__ = $.fn;
            dom.selector = selector || "";
            return dom;
        };
        // `$.zepto.isZ` should return `true` if the given object is a Zepto
        // collection. This method can be overriden in plugins.
        zepto.isZ = function(object) {
            return object instanceof zepto.Z;
        };
        // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
        // takes a CSS selector and an optional context (and handles various
        // special cases).
        // This method can be overriden in plugins.
        zepto.init = function(selector, context) {
            var dom;
            // If nothing given, return an empty Zepto collection
            if (!selector) return zepto.Z(); else if (typeof selector == "string") {
                selector = selector.trim();
                // If it's a html fragment, create nodes from it
                // Note: In both Chrome 21 and Firefox 15, DOM error 12
                // is thrown if the fragment doesn't begin with <
                if (selector[0] == "<" && fragmentRE.test(selector)) dom = zepto.fragment(selector, RegExp.$1, context), 
                selector = null; else if (context !== undefined) return $(context).find(selector); else dom = zepto.qsa(document, selector);
            } else if (isFunction(selector)) return $(document).ready(selector); else if (zepto.isZ(selector)) return selector; else {
                // normalize array if an array of nodes is given
                if (isArray(selector)) dom = compact(selector); else if (isObject(selector)) dom = [ selector ], 
                selector = null; else if (fragmentRE.test(selector)) dom = zepto.fragment(selector.trim(), RegExp.$1, context), 
                selector = null; else if (context !== undefined) return $(context).find(selector); else dom = zepto.qsa(document, selector);
            }
            // create a new Zepto collection from the nodes found
            return zepto.Z(dom, selector);
        };
        // `$` will be the base `Zepto` object. When calling this
        // function just call `$.zepto.init, which makes the implementation
        // details of selecting nodes and creating Zepto collections
        // patchable in plugins.
        $ = function(selector, context) {
            return zepto.init(selector, context);
        };
        function extend(target, source, deep) {
            for (key in source) if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
                if (isPlainObject(source[key]) && !isPlainObject(target[key])) target[key] = {};
                if (isArray(source[key]) && !isArray(target[key])) target[key] = [];
                extend(target[key], source[key], deep);
            } else if (source[key] !== undefined) target[key] = source[key];
        }
        // Copy all but undefined properties from one or more
        // objects to the `target` object.
        $.extend = function(target) {
            var deep, args = slice.call(arguments, 1);
            if (typeof target == "boolean") {
                deep = target;
                target = args.shift();
            }
            args.forEach(function(arg) {
                extend(target, arg, deep);
            });
            return target;
        };
        // `$.zepto.qsa` is Zepto's CSS selector implementation which
        // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
        // This method can be overriden in plugins.
        zepto.qsa = function(element, selector) {
            var found, maybeID = selector[0] == "#", maybeClass = !maybeID && selector[0] == ".", nameOnly = maybeID || maybeClass ? selector.slice(1) : selector, // Ensure that a 1 char tag name still gets checked
            isSimple = simpleSelectorRE.test(nameOnly);
            return isDocument(element) && isSimple && maybeID ? (found = element.getElementById(nameOnly)) ? [ found ] : [] : element.nodeType !== 1 && element.nodeType !== 9 ? [] : slice.call(isSimple && !maybeID ? maybeClass ? element.getElementsByClassName(nameOnly) : // If it's simple, it could be a class
            element.getElementsByTagName(selector) : // Or a tag
            element.querySelectorAll(selector));
        };
        function filtered(nodes, selector) {
            return selector == null ? $(nodes) : $(nodes).filter(selector);
        }
        $.contains = function(parent, node) {
            return parent !== node && parent.contains(node);
        };
        function funcArg(context, arg, idx, payload) {
            return isFunction(arg) ? arg.call(context, idx, payload) : arg;
        }
        function setAttribute(node, name, value) {
            value == null ? node.removeAttribute(name) : node.setAttribute(name, value);
        }
        // access className property while respecting SVGAnimatedString
        function className(node, value) {
            var klass = node.className, svg = klass && klass.baseVal !== undefined;
            if (value === undefined) return svg ? klass.baseVal : klass;
            svg ? klass.baseVal = value : node.className = value;
        }
        // "true"  => true
        // "false" => false
        // "null"  => null
        // "42"    => 42
        // "42.5"  => 42.5
        // "08"    => "08"
        // JSON    => parse if valid
        // String  => self
        function deserializeValue(value) {
            var num;
            try {
                return value ? value == "true" || (value == "false" ? false : value == "null" ? null : !/^0/.test(value) && !isNaN(num = Number(value)) ? num : /^[\[\{]/.test(value) ? $.parseJSON(value) : value) : value;
            } catch (e) {
                return value;
            }
        }
        $.type = type;
        $.isFunction = isFunction;
        $.isWindow = isWindow;
        $.isArray = isArray;
        $.isPlainObject = isPlainObject;
        $.isEmptyObject = function(obj) {
            var name;
            for (name in obj) return false;
            return true;
        };
        $.inArray = function(elem, array, i) {
            return emptyArray.indexOf.call(array, elem, i);
        };
        $.camelCase = camelize;
        $.trim = function(str) {
            return str == null ? "" : String.prototype.trim.call(str);
        };
        // plugin compatibility
        $.uuid = 0;
        $.support = {};
        $.expr = {};
        $.map = function(elements, callback) {
            var value, values = [], i, key;
            if (likeArray(elements)) for (i = 0; i < elements.length; i++) {
                value = callback(elements[i], i);
                if (value != null) values.push(value);
            } else for (key in elements) {
                value = callback(elements[key], key);
                if (value != null) values.push(value);
            }
            return flatten(values);
        };
        $.each = function(elements, callback) {
            var i, key;
            if (likeArray(elements)) {
                for (i = 0; i < elements.length; i++) if (callback.call(elements[i], i, elements[i]) === false) return elements;
            } else {
                for (key in elements) if (callback.call(elements[key], key, elements[key]) === false) return elements;
            }
            return elements;
        };
        $.grep = function(elements, callback) {
            return filter.call(elements, callback);
        };
        if (window.JSON) $.parseJSON = JSON.parse;
        // Populate the class2type map
        $.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase();
        });
        // Define methods that will be available on all
        // Zepto collections
        $.fn = {
            // Because a collection acts like an array
            // copy over these useful array functions.
            forEach: emptyArray.forEach,
            reduce: emptyArray.reduce,
            push: emptyArray.push,
            sort: emptyArray.sort,
            indexOf: emptyArray.indexOf,
            concat: emptyArray.concat,
            // `map` and `slice` in the jQuery API work differently
            // from their array counterparts
            map: function(fn) {
                return $($.map(this, function(el, i) {
                    return fn.call(el, i, el);
                }));
            },
            slice: function() {
                return $(slice.apply(this, arguments));
            },
            ready: function(callback) {
                // need to check if document.body exists for IE as that browser reports
                // document ready when it hasn't yet created the body element
                if (readyRE.test(document.readyState) && document.body) callback($); else document.addEventListener("DOMContentLoaded", function() {
                    callback($);
                }, false);
                return this;
            },
            get: function(idx) {
                return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length];
            },
            toArray: function() {
                return this.get();
            },
            size: function() {
                return this.length;
            },
            remove: function() {
                return this.each(function() {
                    if (this.parentNode != null) this.parentNode.removeChild(this);
                });
            },
            each: function(callback) {
                emptyArray.every.call(this, function(el, idx) {
                    return callback.call(el, idx, el) !== false;
                });
                return this;
            },
            filter: function(selector) {
                if (isFunction(selector)) return this.not(this.not(selector));
                return $(filter.call(this, function(element) {
                    return zepto.matches(element, selector);
                }));
            },
            add: function(selector, context) {
                return $(uniq(this.concat($(selector, context))));
            },
            is: function(selector) {
                return this.length > 0 && zepto.matches(this[0], selector);
            },
            not: function(selector) {
                var nodes = [];
                if (isFunction(selector) && selector.call !== undefined) this.each(function(idx) {
                    if (!selector.call(this, idx)) nodes.push(this);
                }); else {
                    var excludes = typeof selector == "string" ? this.filter(selector) : likeArray(selector) && isFunction(selector.item) ? slice.call(selector) : $(selector);
                    this.forEach(function(el) {
                        if (excludes.indexOf(el) < 0) nodes.push(el);
                    });
                }
                return $(nodes);
            },
            has: function(selector) {
                return this.filter(function() {
                    return isObject(selector) ? $.contains(this, selector) : $(this).find(selector).size();
                });
            },
            eq: function(idx) {
                return idx === -1 ? this.slice(idx) : this.slice(idx, +idx + 1);
            },
            first: function() {
                var el = this[0];
                return el && !isObject(el) ? el : $(el);
            },
            last: function() {
                var el = this[this.length - 1];
                return el && !isObject(el) ? el : $(el);
            },
            find: function(selector) {
                var result, $this = this;
                if (typeof selector == "object") result = $(selector).filter(function() {
                    var node = this;
                    return emptyArray.some.call($this, function(parent) {
                        return $.contains(parent, node);
                    });
                }); else if (this.length == 1) result = $(zepto.qsa(this[0], selector)); else result = this.map(function() {
                    return zepto.qsa(this, selector);
                });
                return result;
            },
            closest: function(selector, context) {
                var node = this[0], collection = false;
                if (typeof selector == "object") collection = $(selector);
                while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector))) node = node !== context && !isDocument(node) && node.parentNode;
                return $(node);
            },
            parents: function(selector) {
                var ancestors = [], nodes = this;
                while (nodes.length > 0) nodes = $.map(nodes, function(node) {
                    if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
                        ancestors.push(node);
                        return node;
                    }
                });
                return filtered(ancestors, selector);
            },
            parent: function(selector) {
                return filtered(uniq(this.pluck("parentNode")), selector);
            },
            children: function(selector) {
                return filtered(this.map(function() {
                    return children(this);
                }), selector);
            },
            contents: function() {
                return this.map(function() {
                    return slice.call(this.childNodes);
                });
            },
            siblings: function(selector) {
                return filtered(this.map(function(i, el) {
                    return filter.call(children(el.parentNode), function(child) {
                        return child !== el;
                    });
                }), selector);
            },
            empty: function() {
                return this.each(function() {
                    this.innerHTML = "";
                });
            },
            // `pluck` is borrowed from Prototype.js
            pluck: function(property) {
                return $.map(this, function(el) {
                    return el[property];
                });
            },
            show: function() {
                return this.each(function() {
                    this.style.display == "none" && (this.style.display = "");
                    if (getComputedStyle(this, "").getPropertyValue("display") == "none") this.style.display = defaultDisplay(this.nodeName);
                });
            },
            replaceWith: function(newContent) {
                return this.before(newContent).remove();
            },
            wrap: function(structure) {
                var func = isFunction(structure);
                if (this[0] && !func) var dom = $(structure).get(0), clone = dom.parentNode || this.length > 1;
                return this.each(function(index) {
                    $(this).wrapAll(func ? structure.call(this, index) : clone ? dom.cloneNode(true) : dom);
                });
            },
            wrapAll: function(structure) {
                if (this[0]) {
                    $(this[0]).before(structure = $(structure));
                    var children;
                    // drill down to the inmost element
                    while ((children = structure.children()).length) structure = children.first();
                    $(structure).append(this);
                }
                return this;
            },
            wrapInner: function(structure) {
                var func = isFunction(structure);
                return this.each(function(index) {
                    var self = $(this), contents = self.contents(), dom = func ? structure.call(this, index) : structure;
                    contents.length ? contents.wrapAll(dom) : self.append(dom);
                });
            },
            unwrap: function() {
                this.parent().each(function() {
                    $(this).replaceWith($(this).children());
                });
                return this;
            },
            clone: function() {
                return this.map(function() {
                    return this.cloneNode(true);
                });
            },
            hide: function() {
                return this.css("display", "none");
            },
            toggle: function(setting) {
                return this.each(function() {
                    var el = $(this);
                    (setting === undefined ? el.css("display") == "none" : setting) ? el.show() : el.hide();
                });
            },
            prev: function(selector) {
                return $(this.pluck("previousElementSibling")).filter(selector || "*");
            },
            next: function(selector) {
                return $(this.pluck("nextElementSibling")).filter(selector || "*");
            },
            html: function(html) {
                return arguments.length === 0 ? this.length > 0 ? this[0].innerHTML : null : this.each(function(idx) {
                    var originHtml = this.innerHTML;
                    $(this).empty().append(funcArg(this, html, idx, originHtml));
                });
            },
            text: function(text) {
                return arguments.length === 0 ? this.length > 0 ? this[0].textContent : null : this.each(function() {
                    this.textContent = text === undefined ? "" : "" + text;
                });
            },
            attr: function(name, value) {
                var result;
                return typeof name == "string" && value === undefined ? this.length == 0 || this[0].nodeType !== 1 ? undefined : name == "value" && this[0].nodeName == "INPUT" ? this.val() : !(result = this[0].getAttribute(name)) && name in this[0] ? this[0][name] : result : this.each(function(idx) {
                    if (this.nodeType !== 1) return;
                    if (isObject(name)) for (key in name) setAttribute(this, key, name[key]); else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)));
                });
            },
            removeAttr: function(name) {
                return this.each(function() {
                    this.nodeType === 1 && setAttribute(this, name);
                });
            },
            prop: function(name, value) {
                name = propMap[name] || name;
                return value === undefined ? this[0] && this[0][name] : this.each(function(idx) {
                    this[name] = funcArg(this, value, idx, this[name]);
                });
            },
            data: function(name, value) {
                var data = this.attr("data-" + name.replace(capitalRE, "-$1").toLowerCase(), value);
                return data !== null ? deserializeValue(data) : undefined;
            },
            val: function(value) {
                return arguments.length === 0 ? this[0] && (this[0].multiple ? $(this[0]).find("option").filter(function() {
                    return this.selected;
                }).pluck("value") : this[0].value) : this.each(function(idx) {
                    this.value = funcArg(this, value, idx, this.value);
                });
            },
            offset: function(coordinates) {
                if (coordinates) return this.each(function(index) {
                    var $this = $(this), coords = funcArg(this, coordinates, index, $this.offset()), parentOffset = $this.offsetParent().offset(), props = {
                        top: coords.top - parentOffset.top,
                        left: coords.left - parentOffset.left
                    };
                    if ($this.css("position") == "static") props["position"] = "relative";
                    $this.css(props);
                });
                if (this.length == 0) return null;
                var obj = this[0].getBoundingClientRect();
                return {
                    left: obj.left + window.pageXOffset,
                    top: obj.top + window.pageYOffset,
                    width: Math.round(obj.width),
                    height: Math.round(obj.height)
                };
            },
            css: function(property, value) {
                if (arguments.length < 2) {
                    var element = this[0], computedStyle = getComputedStyle(element, "");
                    if (!element) return;
                    if (typeof property == "string") return element.style[camelize(property)] || computedStyle.getPropertyValue(property); else if (isArray(property)) {
                        var props = {};
                        $.each(isArray(property) ? property : [ property ], function(_, prop) {
                            props[prop] = element.style[camelize(prop)] || computedStyle.getPropertyValue(prop);
                        });
                        return props;
                    }
                }
                var css = "";
                if (type(property) == "string") {
                    if (!value && value !== 0) this.each(function() {
                        this.style.removeProperty(dasherize(property));
                    }); else css = dasherize(property) + ":" + maybeAddPx(property, value);
                } else {
                    for (key in property) if (!property[key] && property[key] !== 0) this.each(function() {
                        this.style.removeProperty(dasherize(key));
                    }); else css += dasherize(key) + ":" + maybeAddPx(key, property[key]) + ";";
                }
                return this.each(function() {
                    this.style.cssText += ";" + css;
                });
            },
            index: function(element) {
                return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0]);
            },
            hasClass: function(name) {
                if (!name) return false;
                return emptyArray.some.call(this, function(el) {
                    return this.test(className(el));
                }, classRE(name));
            },
            addClass: function(name) {
                if (!name) return this;
                return this.each(function(idx) {
                    classList = [];
                    var cls = className(this), newName = funcArg(this, name, idx, cls);
                    newName.split(/\s+/g).forEach(function(klass) {
                        if (!$(this).hasClass(klass)) classList.push(klass);
                    }, this);
                    classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "));
                });
            },
            removeClass: function(name) {
                return this.each(function(idx) {
                    if (name === undefined) return className(this, "");
                    classList = className(this);
                    funcArg(this, name, idx, classList).split(/\s+/g).forEach(function(klass) {
                        classList = classList.replace(classRE(klass), " ");
                    });
                    className(this, classList.trim());
                });
            },
            toggleClass: function(name, when) {
                if (!name) return this;
                return this.each(function(idx) {
                    var $this = $(this), names = funcArg(this, name, idx, className(this));
                    names.split(/\s+/g).forEach(function(klass) {
                        (when === undefined ? !$this.hasClass(klass) : when) ? $this.addClass(klass) : $this.removeClass(klass);
                    });
                });
            },
            scrollTop: function(value) {
                if (!this.length) return;
                var hasScrollTop = "scrollTop" in this[0];
                if (value === undefined) return hasScrollTop ? this[0].scrollTop : this[0].pageYOffset;
                return this.each(hasScrollTop ? function() {
                    this.scrollTop = value;
                } : function() {
                    this.scrollTo(this.scrollX, value);
                });
            },
            scrollLeft: function(value) {
                if (!this.length) return;
                var hasScrollLeft = "scrollLeft" in this[0];
                if (value === undefined) return hasScrollLeft ? this[0].scrollLeft : this[0].pageXOffset;
                return this.each(hasScrollLeft ? function() {
                    this.scrollLeft = value;
                } : function() {
                    this.scrollTo(value, this.scrollY);
                });
            },
            position: function() {
                if (!this.length) return;
                var elem = this[0], // Get *real* offsetParent
                offsetParent = this.offsetParent(), // Get correct offsets
                offset = this.offset(), parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? {
                    top: 0,
                    left: 0
                } : offsetParent.offset();
                // Subtract element margins
                // note: when an element has margin: auto the offsetLeft and marginLeft
                // are the same in Safari causing offset.left to incorrectly be 0
                offset.top -= parseFloat($(elem).css("margin-top")) || 0;
                offset.left -= parseFloat($(elem).css("margin-left")) || 0;
                // Add offsetParent borders
                parentOffset.top += parseFloat($(offsetParent[0]).css("border-top-width")) || 0;
                parentOffset.left += parseFloat($(offsetParent[0]).css("border-left-width")) || 0;
                // Subtract the two offsets
                return {
                    top: offset.top - parentOffset.top,
                    left: offset.left - parentOffset.left
                };
            },
            offsetParent: function() {
                return this.map(function() {
                    var parent = this.offsetParent || document.body;
                    while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css("position") == "static") parent = parent.offsetParent;
                    return parent;
                });
            }
        };
        // for now
        $.fn.detach = $.fn.remove;
        [ "width", "height" ].forEach(function(dimension) {
            var dimensionProperty = dimension.replace(/./, function(m) {
                return m[0].toUpperCase();
            });
            $.fn[dimension] = function(value) {
                var offset, el = this[0];
                if (value === undefined) return isWindow(el) ? el["inner" + dimensionProperty] : isDocument(el) ? el.documentElement["scroll" + dimensionProperty] : (offset = this.offset()) && offset[dimension]; else return this.each(function(idx) {
                    el = $(this);
                    el.css(dimension, funcArg(this, value, idx, el[dimension]()));
                });
            };
        });
        function traverseNode(node, fun) {
            fun(node);
            for (var key in node.childNodes) traverseNode(node.childNodes[key], fun);
        }
        // Generate the `after`, `prepend`, `before`, `append`,
        // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
        adjacencyOperators.forEach(function(operator, operatorIndex) {
            var inside = operatorIndex % 2;
            //=> prepend, append
            $.fn[operator] = function() {
                // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
                var argType, nodes = $.map(arguments, function(arg) {
                    argType = type(arg);
                    return argType == "object" || argType == "array" || arg == null ? arg : zepto.fragment(arg);
                }), parent, copyByClone = this.length > 1;
                if (nodes.length < 1) return this;
                return this.each(function(_, target) {
                    parent = inside ? target : target.parentNode;
                    // convert all methods to a "before" operation
                    target = operatorIndex == 0 ? target.nextSibling : operatorIndex == 1 ? target.firstChild : operatorIndex == 2 ? target : null;
                    nodes.forEach(function(node) {
                        if (copyByClone) node = node.cloneNode(true); else if (!parent) return $(node).remove();
                        traverseNode(parent.insertBefore(node, target), function(el) {
                            if (el.nodeName != null && el.nodeName.toUpperCase() === "SCRIPT" && (!el.type || el.type === "text/javascript") && !el.src) window["eval"].call(window, el.innerHTML);
                        });
                    });
                });
            };
            // after    => insertAfter
            // prepend  => prependTo
            // before   => insertBefore
            // append   => appendTo
            $.fn[inside ? operator + "To" : "insert" + (operatorIndex ? "Before" : "After")] = function(html) {
                $(html)[operator](this);
                return this;
            };
        });
        zepto.Z.prototype = $.fn;
        // Export internal API functions in the `$.zepto` namespace
        zepto.uniq = uniq;
        zepto.deserializeValue = deserializeValue;
        $.zepto = zepto;
        return $;
    }();

    window.Zepto = Zepto;

    window.$ === undefined && (window.$ = Zepto);

    // add cmd module support
    if (typeof define === "function") {
        define("zepto-debug", [], function() {
            return Zepto;
        });
    }

    (function($) {
        var $$ = $.zepto.qsa, _zid = 1, undefined, slice = Array.prototype.slice, isFunction = $.isFunction, isString = function(obj) {
            return typeof obj == "string";
        }, handlers = {}, specialEvents = {}, focusinSupported = "onfocusin" in window, focus = {
            focus: "focusin",
            blur: "focusout"
        }, hover = {
            mouseenter: "mouseover",
            mouseleave: "mouseout"
        };
        specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = "MouseEvents";
        function zid(element) {
            return element._zid || (element._zid = _zid++);
        }
        function findHandlers(element, event, fn, selector) {
            event = parse(event);
            if (event.ns) var matcher = matcherFor(event.ns);
            return (handlers[zid(element)] || []).filter(function(handler) {
                return handler && (!event.e || handler.e == event.e) && (!event.ns || matcher.test(handler.ns)) && (!fn || zid(handler.fn) === zid(fn)) && (!selector || handler.sel == selector);
            });
        }
        function parse(event) {
            var parts = ("" + event).split(".");
            return {
                e: parts[0],
                ns: parts.slice(1).sort().join(" ")
            };
        }
        function matcherFor(ns) {
            return new RegExp("(?:^| )" + ns.replace(" ", " .* ?") + "(?: |$)");
        }
        function eventCapture(handler, captureSetting) {
            return handler.del && !focusinSupported && handler.e in focus || !!captureSetting;
        }
        function realEvent(type) {
            return hover[type] || focusinSupported && focus[type] || type;
        }
        function add(element, events, fn, data, selector, delegator, capture) {
            var id = zid(element), set = handlers[id] || (handlers[id] = []);
            events.split(/\s/).forEach(function(event) {
                if (event == "ready") return $(document).ready(fn);
                var handler = parse(event);
                handler.fn = fn;
                handler.sel = selector;
                // emulate mouseenter, mouseleave
                if (handler.e in hover) fn = function(e) {
                    var related = e.relatedTarget;
                    if (!related || related !== this && !$.contains(this, related)) return handler.fn.apply(this, arguments);
                };
                handler.del = delegator;
                var callback = delegator || fn;
                handler.proxy = function(e) {
                    e = compatible(e);
                    if (e.isImmediatePropagationStopped()) return;
                    e.data = data;
                    var result = callback.apply(element, e._args == undefined ? [ e ] : [ e ].concat(e._args));
                    if (result === false) e.preventDefault(), e.stopPropagation();
                    return result;
                };
                handler.i = set.length;
                set.push(handler);
                if ("addEventListener" in element) element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture));
            });
        }
        function remove(element, events, fn, selector, capture) {
            var id = zid(element);
            (events || "").split(/\s/).forEach(function(event) {
                findHandlers(element, event, fn, selector).forEach(function(handler) {
                    delete handlers[id][handler.i];
                    if ("removeEventListener" in element) element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture));
                });
            });
        }
        $.event = {
            add: add,
            remove: remove
        };
        $.proxy = function(fn, context) {
            if (isFunction(fn)) {
                var proxyFn = function() {
                    return fn.apply(context, arguments);
                };
                proxyFn._zid = zid(fn);
                return proxyFn;
            } else if (isString(context)) {
                return $.proxy(fn[context], fn);
            } else {
                throw new TypeError("expected function");
            }
        };
        $.fn.bind = function(event, data, callback) {
            return this.on(event, data, callback);
        };
        $.fn.unbind = function(event, callback) {
            return this.off(event, callback);
        };
        $.fn.one = function(event, selector, data, callback) {
            return this.on(event, selector, data, callback, 1);
        };
        var returnTrue = function() {
            return true;
        }, returnFalse = function() {
            return false;
        }, ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$)/, eventMethods = {
            preventDefault: "isDefaultPrevented",
            stopImmediatePropagation: "isImmediatePropagationStopped",
            stopPropagation: "isPropagationStopped"
        };
        function compatible(event, source) {
            if (source || !event.isDefaultPrevented) {
                source || (source = event);
                $.each(eventMethods, function(name, predicate) {
                    var sourceMethod = source[name];
                    event[name] = function() {
                        this[predicate] = returnTrue;
                        return sourceMethod && sourceMethod.apply(source, arguments);
                    };
                    event[predicate] = returnFalse;
                });
                if (source.defaultPrevented !== undefined ? source.defaultPrevented : "returnValue" in source ? source.returnValue === false : source.getPreventDefault && source.getPreventDefault()) event.isDefaultPrevented = returnTrue;
            }
            return event;
        }
        function createProxy(event) {
            var key, proxy = {
                originalEvent: event
            };
            for (key in event) if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key];
            return compatible(proxy, event);
        }
        $.fn.delegate = function(selector, event, callback) {
            return this.on(event, selector, callback);
        };
        $.fn.undelegate = function(selector, event, callback) {
            return this.off(event, selector, callback);
        };
        $.fn.live = function(event, callback) {
            $(document.body).delegate(this.selector, event, callback);
            return this;
        };
        $.fn.die = function(event, callback) {
            $(document.body).undelegate(this.selector, event, callback);
            return this;
        };
        $.fn.on = function(event, selector, data, callback, one) {
            var autoRemove, delegator, $this = this;
            if (event && !isString(event)) {
                $.each(event, function(type, fn) {
                    $this.on(type, selector, data, fn, one);
                });
                return $this;
            }
            if (!isString(selector) && !isFunction(callback) && callback !== false) callback = data, 
            data = selector, selector = undefined;
            if (isFunction(data) || data === false) callback = data, data = undefined;
            if (callback === false) callback = returnFalse;
            return $this.each(function(_, element) {
                if (one) autoRemove = function(e) {
                    remove(element, e.type, callback);
                    return callback.apply(this, arguments);
                };
                if (selector) delegator = function(e) {
                    var evt, match = $(e.target).closest(selector, element).get(0);
                    if (match && match !== element) {
                        evt = $.extend(createProxy(e), {
                            currentTarget: match,
                            liveFired: element
                        });
                        return (autoRemove || callback).apply(match, [ evt ].concat(slice.call(arguments, 1)));
                    }
                };
                add(element, event, callback, data, selector, delegator || autoRemove);
            });
        };
        $.fn.off = function(event, selector, callback) {
            var $this = this;
            if (event && !isString(event)) {
                $.each(event, function(type, fn) {
                    $this.off(type, selector, fn);
                });
                return $this;
            }
            if (!isString(selector) && !isFunction(callback) && callback !== false) callback = selector, 
            selector = undefined;
            if (callback === false) callback = returnFalse;
            return $this.each(function() {
                remove(this, event, callback, selector);
            });
        };
        $.fn.trigger = function(event, args) {
            event = isString(event) || $.isPlainObject(event) ? $.Event(event) : compatible(event);
            event._args = args;
            return this.each(function() {
                // items in the collection might not be DOM elements
                if ("dispatchEvent" in this) this.dispatchEvent(event); else $(this).triggerHandler(event, args);
            });
        };
        // triggers event handlers on current element just as if an event occurred,
        // doesn't trigger an actual event, doesn't bubble
        $.fn.triggerHandler = function(event, args) {
            var e, result;
            this.each(function(i, element) {
                e = createProxy(isString(event) ? $.Event(event) : event);
                e._args = args;
                e.target = element;
                $.each(findHandlers(element, event.type || event), function(i, handler) {
                    result = handler.proxy(e);
                    if (e.isImmediatePropagationStopped()) return false;
                });
            });
            return result;
        };
        ("focusin focusout load resize scroll unload click dblclick " + "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + "change select keydown keypress keyup error").split(" ").forEach(function(event) {
            $.fn[event] = function(callback) {
                return callback ? this.bind(event, callback) : this.trigger(event);
            };
        });
        [ "focus", "blur" ].forEach(function(name) {
            $.fn[name] = function(callback) {
                if (callback) this.bind(name, callback); else this.each(function() {
                    try {
                        this[name]();
                    } catch (e) {}
                });
                return this;
            };
        });
        $.Event = function(type, props) {
            if (!isString(type)) props = type, type = props.type;
            var event = document.createEvent(specialEvents[type] || "Events"), bubbles = true;
            if (props) for (var name in props) name == "bubbles" ? bubbles = !!props[name] : event[name] = props[name];
            event.initEvent(type, bubbles, true);
            return compatible(event);
        };
    })(Zepto);

    (function($) {
        var jsonpID = 0, document = window.document, key, name, rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi, scriptTypeRE = /^(?:text|application)\/javascript/i, xmlTypeRE = /^(?:text|application)\/xml/i, jsonType = "application/json", htmlType = "text/html", blankRE = /^\s*$/;
        // trigger a custom event and return false if it was cancelled
        function triggerAndReturn(context, eventName, data) {
            var event = $.Event(eventName);
            $(context).trigger(event, data);
            return !event.isDefaultPrevented();
        }
        // trigger an Ajax "global" event
        function triggerGlobal(settings, context, eventName, data) {
            if (settings.global) return triggerAndReturn(context || document, eventName, data);
        }
        // Number of active Ajax requests
        $.active = 0;
        function ajaxStart(settings) {
            if (settings.global && $.active++ === 0) triggerGlobal(settings, null, "ajaxStart");
        }
        function ajaxStop(settings) {
            if (settings.global && !--$.active) triggerGlobal(settings, null, "ajaxStop");
        }
        // triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
        function ajaxBeforeSend(xhr, settings) {
            var context = settings.context;
            if (settings.beforeSend.call(context, xhr, settings) === false || triggerGlobal(settings, context, "ajaxBeforeSend", [ xhr, settings ]) === false) return false;
            triggerGlobal(settings, context, "ajaxSend", [ xhr, settings ]);
        }
        function ajaxSuccess(data, xhr, settings, deferred) {
            var context = settings.context, status = "success";
            settings.success.call(context, data, status, xhr);
            if (deferred) deferred.resolveWith(context, [ data, status, xhr ]);
            triggerGlobal(settings, context, "ajaxSuccess", [ xhr, settings, data ]);
            ajaxComplete(status, xhr, settings);
        }
        // type: "timeout", "error", "abort", "parsererror"
        function ajaxError(error, type, xhr, settings, deferred) {
            var context = settings.context;
            settings.error.call(context, xhr, type, error);
            if (deferred) deferred.rejectWith(context, [ xhr, type, error ]);
            triggerGlobal(settings, context, "ajaxError", [ xhr, settings, error || type ]);
            ajaxComplete(type, xhr, settings);
        }
        // status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
        function ajaxComplete(status, xhr, settings) {
            var context = settings.context;
            settings.complete.call(context, xhr, status);
            triggerGlobal(settings, context, "ajaxComplete", [ xhr, settings ]);
            ajaxStop(settings);
        }
        // Empty function, used as default callback
        function empty() {}
        $.ajaxJSONP = function(options, deferred) {
            if (!("type" in options)) return $.ajax(options);
            var _callbackName = options.jsonpCallback, callbackName = ($.isFunction(_callbackName) ? _callbackName() : _callbackName) || "jsonp" + ++jsonpID, script = document.createElement("script"), originalCallback = window[callbackName], responseData, abort = function(errorType) {
                $(script).triggerHandler("error", errorType || "abort");
            }, xhr = {
                abort: abort
            }, abortTimeout;
            if (deferred) deferred.promise(xhr);
            $(script).on("load error", function(e, errorType) {
                clearTimeout(abortTimeout);
                $(script).off().remove();
                if (e.type == "error" || !responseData) {
                    ajaxError(null, errorType || "error", xhr, options, deferred);
                } else {
                    ajaxSuccess(responseData[0], xhr, options, deferred);
                }
                window[callbackName] = originalCallback;
                if (responseData && $.isFunction(originalCallback)) originalCallback(responseData[0]);
                originalCallback = responseData = undefined;
            });
            if (ajaxBeforeSend(xhr, options) === false) {
                abort("abort");
                return xhr;
            }
            window[callbackName] = function() {
                responseData = arguments;
            };
            script.src = options.url.replace(/\?(.+)=\?/, "?$1=" + callbackName);
            document.head.appendChild(script);
            if (options.timeout > 0) abortTimeout = setTimeout(function() {
                abort("timeout");
            }, options.timeout);
            return xhr;
        };
        $.ajaxSettings = {
            // Default type of request
            type: "GET",
            // Callback that is executed before request
            beforeSend: empty,
            // Callback that is executed if the request succeeds
            success: empty,
            // Callback that is executed the the server drops error
            error: empty,
            // Callback that is executed on request complete (both: error and success)
            complete: empty,
            // The context for the callbacks
            context: null,
            // Whether to trigger "global" Ajax events
            global: true,
            // Transport
            xhr: function() {
                return new window.XMLHttpRequest();
            },
            // MIME types mapping
            // IIS returns Javascript as "application/x-javascript"
            accepts: {
                script: "text/javascript, application/javascript, application/x-javascript",
                json: jsonType,
                xml: "application/xml, text/xml",
                html: htmlType,
                text: "text/plain"
            },
            // Whether the request is to another domain
            crossDomain: false,
            // Default timeout
            timeout: 0,
            // Whether data should be serialized to string
            processData: true,
            // Whether the browser should be allowed to cache GET responses
            cache: true
        };
        function mimeToDataType(mime) {
            if (mime) mime = mime.split(";", 2)[0];
            return mime && (mime == htmlType ? "html" : mime == jsonType ? "json" : scriptTypeRE.test(mime) ? "script" : xmlTypeRE.test(mime) && "xml") || "text";
        }
        function appendQuery(url, query) {
            if (query == "") return url;
            return (url + "&" + query).replace(/[&?]{1,2}/, "?");
        }
        // serialize payload and append it to the URL for GET requests
        function serializeData(options) {
            if (options.processData && options.data && $.type(options.data) != "string") options.data = $.param(options.data, options.traditional);
            if (options.data && (!options.type || options.type.toUpperCase() == "GET")) options.url = appendQuery(options.url, options.data), 
            options.data = undefined;
        }
        $.ajax = function(options) {
            var settings = $.extend({}, options || {}), deferred = $.Deferred && $.Deferred();
            for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key];
            ajaxStart(settings);
            if (!settings.crossDomain) settings.crossDomain = /^([\w-]+:)?\/\/([^\/]+)/.test(settings.url) && RegExp.$2 != window.location.host;
            if (!settings.url) settings.url = window.location.toString();
            serializeData(settings);
            if (settings.cache === false) settings.url = appendQuery(settings.url, "_=" + Date.now());
            var dataType = settings.dataType, hasPlaceholder = /\?.+=\?/.test(settings.url);
            if (dataType == "jsonp" || hasPlaceholder) {
                if (!hasPlaceholder) settings.url = appendQuery(settings.url, settings.jsonp ? settings.jsonp + "=?" : settings.jsonp === false ? "" : "callback=?");
                return $.ajaxJSONP(settings, deferred);
            }
            var mime = settings.accepts[dataType], headers = {}, setHeader = function(name, value) {
                headers[name.toLowerCase()] = [ name, value ];
            }, protocol = /^([\w-]+:)\/\//.test(settings.url) ? RegExp.$1 : window.location.protocol, xhr = settings.xhr(), nativeSetHeader = xhr.setRequestHeader, abortTimeout;
            if (deferred) deferred.promise(xhr);
            if (!settings.crossDomain) setHeader("X-Requested-With", "XMLHttpRequest");
            setHeader("Accept", mime || "*/*");
            if (mime = settings.mimeType || mime) {
                if (mime.indexOf(",") > -1) mime = mime.split(",", 2)[0];
                xhr.overrideMimeType && xhr.overrideMimeType(mime);
            }
            if (settings.contentType || settings.contentType !== false && settings.data && settings.type.toUpperCase() != "GET") setHeader("Content-Type", settings.contentType || "application/x-www-form-urlencoded");
            if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name]);
            xhr.setRequestHeader = setHeader;
            xhr.onreadystatechange = function() {
                if (xhr.readyState == 4) {
                    xhr.onreadystatechange = empty;
                    clearTimeout(abortTimeout);
                    var result, error = false;
                    if (xhr.status >= 200 && xhr.status < 300 || xhr.status == 304 || xhr.status == 0 && protocol == "file:") {
                        dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader("content-type"));
                        result = xhr.responseText;
                        try {
                            // http://perfectionkills.com/global-eval-what-are-the-options/
                            if (dataType == "script") (1, eval)(result); else if (dataType == "xml") result = xhr.responseXML; else if (dataType == "json") result = blankRE.test(result) ? null : $.parseJSON(result);
                        } catch (e) {
                            error = e;
                        }
                        if (error) ajaxError(error, "parsererror", xhr, settings, deferred); else ajaxSuccess(result, xhr, settings, deferred);
                    } else {
                        ajaxError(xhr.statusText || null, xhr.status ? "error" : "abort", xhr, settings, deferred);
                    }
                }
            };
            if (ajaxBeforeSend(xhr, settings) === false) {
                xhr.abort();
                ajaxError(null, "abort", xhr, settings, deferred);
                return xhr;
            }
            if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name];
            var async = "async" in settings ? settings.async : true;
            xhr.open(settings.type, settings.url, async, settings.username, settings.password);
            for (name in headers) nativeSetHeader.apply(xhr, headers[name]);
            if (settings.timeout > 0) abortTimeout = setTimeout(function() {
                xhr.onreadystatechange = empty;
                xhr.abort();
                ajaxError(null, "timeout", xhr, settings, deferred);
            }, settings.timeout);
            // avoid sending empty string (#319)
            xhr.send(settings.data ? settings.data : null);
            return xhr;
        };
        // handle optional data/success arguments
        function parseArguments(url, data, success, dataType) {
            var hasData = !$.isFunction(data);
            return {
                url: url,
                data: hasData ? data : undefined,
                success: !hasData ? data : $.isFunction(success) ? success : undefined,
                dataType: hasData ? dataType || success : success
            };
        }
        $.get = function(url, data, success, dataType) {
            return $.ajax(parseArguments.apply(null, arguments));
        };
        $.post = function(url, data, success, dataType) {
            var options = parseArguments.apply(null, arguments);
            options.type = "POST";
            return $.ajax(options);
        };
        $.getJSON = function(url, data, success) {
            var options = parseArguments.apply(null, arguments);
            options.dataType = "json";
            return $.ajax(options);
        };
        $.fn.load = function(url, data, success) {
            if (!this.length) return this;
            var self = this, parts = url.split(/\s/), selector, options = parseArguments(url, data, success), callback = options.success;
            if (parts.length > 1) options.url = parts[0], selector = parts[1];
            options.success = function(response) {
                self.html(selector ? $("<div>").html(response.replace(rscript, "")).find(selector) : response);
                callback && callback.apply(self, arguments);
            };
            $.ajax(options);
            return this;
        };
        var escape = encodeURIComponent;
        function serialize(params, obj, traditional, scope) {
            var type, array = $.isArray(obj), hash = $.isPlainObject(obj);
            $.each(obj, function(key, value) {
                type = $.type(value);
                if (scope) key = traditional ? scope : scope + "[" + (hash || type == "object" || type == "array" ? key : "") + "]";
                // handle data in serializeArray() format
                if (!scope && array) params.add(value.name, value.value); else if (type == "array" || !traditional && type == "object") serialize(params, value, traditional, key); else params.add(key, value);
            });
        }
        $.param = function(obj, traditional) {
            var params = [];
            params.add = function(k, v) {
                this.push(escape(k) + "=" + escape(v));
            };
            serialize(params, obj, traditional);
            return params.join("&").replace(/%20/g, "+");
        };
    })(Zepto);

    (function($) {
        $.fn.serializeArray = function() {
            var result = [], el;
            $([].slice.call(this.get(0).elements)).each(function() {
                el = $(this);
                var type = el.attr("type");
                if (this.nodeName.toLowerCase() != "fieldset" && !this.disabled && type != "submit" && type != "reset" && type != "button" && (type != "radio" && type != "checkbox" || this.checked)) result.push({
                    name: el.attr("name"),
                    value: el.val()
                });
            });
            return result;
        };
        $.fn.serialize = function() {
            var result = [];
            this.serializeArray().forEach(function(elm) {
                result.push(encodeURIComponent(elm.name) + "=" + encodeURIComponent(elm.value));
            });
            return result.join("&");
        };
        $.fn.submit = function(callback) {
            if (callback) this.bind("submit", callback); else if (this.length) {
                var event = $.Event("submit");
                this.eq(0).trigger(event);
                if (!event.isDefaultPrevented()) this.get(0).submit();
            }
            return this;
        };
    })(Zepto);

    (function($, undefined) {
        var prefix = "", eventPrefix, endEventName, endAnimationName, vendors = {
            Webkit: "webkit",
            Moz: "",
            O: "o"
        }, document = window.document, testEl = document.createElement("div"), supportedTransforms = /^((translate|rotate|scale)(X|Y|Z|3d)?|matrix(3d)?|perspective|skew(X|Y)?)$/i, transform, transitionProperty, transitionDuration, transitionTiming, transitionDelay, animationName, animationDuration, animationTiming, animationDelay, cssReset = {};
        function dasherize(str) {
            return str.replace(/([a-z])([A-Z])/, "$1-$2").toLowerCase();
        }
        function normalizeEvent(name) {
            return eventPrefix ? eventPrefix + name : name.toLowerCase();
        }
        $.each(vendors, function(vendor, event) {
            if (testEl.style[vendor + "TransitionProperty"] !== undefined) {
                prefix = "-" + vendor.toLowerCase() + "-";
                eventPrefix = event;
                return false;
            }
        });
        transform = prefix + "transform";
        cssReset[transitionProperty = prefix + "transition-property"] = cssReset[transitionDuration = prefix + "transition-duration"] = cssReset[transitionDelay = prefix + "transition-delay"] = cssReset[transitionTiming = prefix + "transition-timing-function"] = cssReset[animationName = prefix + "animation-name"] = cssReset[animationDuration = prefix + "animation-duration"] = cssReset[animationDelay = prefix + "animation-delay"] = cssReset[animationTiming = prefix + "animation-timing-function"] = "";
        $.fx = {
            off: eventPrefix === undefined && testEl.style.transitionProperty === undefined,
            speeds: {
                _default: 400,
                fast: 200,
                slow: 600
            },
            cssPrefix: prefix,
            transitionEnd: normalizeEvent("TransitionEnd"),
            animationEnd: normalizeEvent("AnimationEnd")
        };
        $.fn.animate = function(properties, duration, ease, callback, delay) {
            if ($.isFunction(duration)) callback = duration, ease = undefined, duration = undefined;
            if ($.isFunction(ease)) callback = ease, ease = undefined;
            if ($.isPlainObject(duration)) ease = duration.easing, callback = duration.complete, 
            delay = duration.delay, duration = duration.duration;
            if (duration) duration = (typeof duration == "number" ? duration : $.fx.speeds[duration] || $.fx.speeds._default) / 1e3;
            if (delay) delay = parseFloat(delay) / 1e3;
            return this.anim(properties, duration, ease, callback, delay);
        };
        $.fn.anim = function(properties, duration, ease, callback, delay) {
            var key, cssValues = {}, cssProperties, transforms = "", that = this, wrappedCallback, endEvent = $.fx.transitionEnd, fired = false;
            if (duration === undefined) duration = $.fx.speeds._default / 1e3;
            if (delay === undefined) delay = 0;
            if ($.fx.off) duration = 0;
            if (typeof properties == "string") {
                // keyframe animation
                cssValues[animationName] = properties;
                cssValues[animationDuration] = duration + "s";
                cssValues[animationDelay] = delay + "s";
                cssValues[animationTiming] = ease || "linear";
                endEvent = $.fx.animationEnd;
            } else {
                cssProperties = [];
                // CSS transitions
                for (key in properties) if (supportedTransforms.test(key)) transforms += key + "(" + properties[key] + ") "; else cssValues[key] = properties[key], 
                cssProperties.push(dasherize(key));
                if (transforms) cssValues[transform] = transforms, cssProperties.push(transform);
                if (duration > 0 && typeof properties === "object") {
                    cssValues[transitionProperty] = cssProperties.join(", ");
                    cssValues[transitionDuration] = duration + "s";
                    cssValues[transitionDelay] = delay + "s";
                    cssValues[transitionTiming] = ease || "linear";
                }
            }
            wrappedCallback = function(event) {
                if (typeof event !== "undefined") {
                    if (event.target !== event.currentTarget) return;
                    // makes sure the event didn't bubble from "below"
                    $(event.target).unbind(endEvent, wrappedCallback);
                } else $(this).unbind(endEvent, wrappedCallback);
                // triggered by setTimeout
                fired = true;
                $(this).css(cssReset);
                callback && callback.call(this);
            };
            if (duration > 0) {
                this.bind(endEvent, wrappedCallback);
                // transitionEnd is not always firing on older Android phones
                // so make sure it gets fired
                setTimeout(function() {
                    if (fired) return;
                    wrappedCallback.call(that);
                }, duration * 1e3 + 25);
            }
            // trigger page reflow so new elements can animate
            this.size() && this.get(0).clientLeft;
            this.css(cssValues);
            if (duration <= 0) setTimeout(function() {
                that.each(function() {
                    wrappedCallback.call(this);
                });
            }, 0);
            return this;
        };
        testEl = null;
    })(Zepto);

    (function($) {
        var data = {}, dataAttr = $.fn.data, camelize = $.camelCase, exp = $.expando = "Zepto" + +new Date(), emptyArray = [];
        // Get value from node:
        // 1. first try key as given,
        // 2. then try camelized key,
        // 3. fall back to reading "data-*" attribute.
        function getData(node, name) {
            var id = node[exp], store = id && data[id];
            if (name === undefined) return store || setData(node); else {
                if (store) {
                    if (name in store) return store[name];
                    var camelName = camelize(name);
                    if (camelName in store) return store[camelName];
                }
                return dataAttr.call($(node), name);
            }
        }
        // Store value under camelized key on node
        function setData(node, name, value) {
            var id = node[exp] || (node[exp] = ++$.uuid), store = data[id] || (data[id] = attributeData(node));
            if (name !== undefined) store[camelize(name)] = value;
            return store;
        }
        // Read all "data-*" attributes from a node
        function attributeData(node) {
            var store = {};
            $.each(node.attributes || emptyArray, function(i, attr) {
                if (attr.name.indexOf("data-") == 0) store[camelize(attr.name.replace("data-", ""))] = $.zepto.deserializeValue(attr.value);
            });
            return store;
        }
        $.fn.data = function(name, value) {
            return value === undefined ? // set multiple values via object
            $.isPlainObject(name) ? this.each(function(i, node) {
                $.each(name, function(key, value) {
                    setData(node, key, value);
                });
            }) : // get value from first element
            this.length == 0 ? undefined : getData(this[0], name) : // set value on all elements
            this.each(function() {
                setData(this, name, value);
            });
        };
        $.fn.removeData = function(names) {
            if (typeof names == "string") names = names.split(/\s+/);
            return this.each(function() {
                var id = this[exp], store = id && data[id];
                if (store) $.each(names || store, function(key) {
                    delete store[names ? camelize(this) : key];
                });
            });
        };
        [ "remove", "empty" ].forEach(function(methodName) {
            var origFn = $.fn[methodName];
            $.fn[methodName] = function() {
                var elements = this.find("*");
                if (methodName === "remove") elements = elements.add(this);
                elements.removeData();
                return origFn.call(this);
            };
        });
    })(Zepto);

    (function($) {
        var slice = Array.prototype.slice;
        function Deferred(func) {
            var tuples = [ // action, add listener, listener list, final state
            [ "resolve", "done", $.Callbacks({
                once: 1,
                memory: 1
            }), "resolved" ], [ "reject", "fail", $.Callbacks({
                once: 1,
                memory: 1
            }), "rejected" ], [ "notify", "progress", $.Callbacks({
                memory: 1
            }) ] ], state = "pending", promise = {
                state: function() {
                    return state;
                },
                always: function() {
                    deferred.done(arguments).fail(arguments);
                    return this;
                },
                then: function() {
                    var fns = arguments;
                    return Deferred(function(defer) {
                        $.each(tuples, function(i, tuple) {
                            var fn = $.isFunction(fns[i]) && fns[i];
                            deferred[tuple[1]](function() {
                                var returned = fn && fn.apply(this, arguments);
                                if (returned && $.isFunction(returned.promise)) {
                                    returned.promise().done(defer.resolve).fail(defer.reject).progress(defer.notify);
                                } else {
                                    var context = this === promise ? defer.promise() : this, values = fn ? [ returned ] : arguments;
                                    defer[tuple[0] + "With"](context, values);
                                }
                            });
                        });
                        fns = null;
                    }).promise();
                },
                promise: function(obj) {
                    return obj != null ? $.extend(obj, promise) : promise;
                }
            }, deferred = {};
            $.each(tuples, function(i, tuple) {
                var list = tuple[2], stateString = tuple[3];
                promise[tuple[1]] = list.add;
                if (stateString) {
                    list.add(function() {
                        state = stateString;
                    }, tuples[i ^ 1][2].disable, tuples[2][2].lock);
                }
                deferred[tuple[0]] = function() {
                    deferred[tuple[0] + "With"](this === deferred ? promise : this, arguments);
                    return this;
                };
                deferred[tuple[0] + "With"] = list.fireWith;
            });
            promise.promise(deferred);
            if (func) func.call(deferred, deferred);
            return deferred;
        }
        $.when = function(sub) {
            var resolveValues = slice.call(arguments), len = resolveValues.length, i = 0, remain = len !== 1 || sub && $.isFunction(sub.promise) ? len : 0, deferred = remain === 1 ? sub : Deferred(), progressValues, progressContexts, resolveContexts, updateFn = function(i, ctx, val) {
                return function(value) {
                    ctx[i] = this;
                    val[i] = arguments.length > 1 ? slice.call(arguments) : value;
                    if (val === progressValues) {
                        deferred.notifyWith(ctx, val);
                    } else if (!--remain) {
                        deferred.resolveWith(ctx, val);
                    }
                };
            };
            if (len > 1) {
                progressValues = new Array(len);
                progressContexts = new Array(len);
                resolveContexts = new Array(len);
                for (;i < len; ++i) {
                    if (resolveValues[i] && $.isFunction(resolveValues[i].promise)) {
                        resolveValues[i].promise().done(updateFn(i, resolveContexts, resolveValues)).fail(deferred.reject).progress(updateFn(i, progressContexts, progressValues));
                    } else {
                        --remain;
                    }
                }
            }
            if (!remain) deferred.resolveWith(resolveContexts, resolveValues);
            return deferred.promise();
        };
        $.Deferred = Deferred;
    })(Zepto);

    (function($) {
        // Create a collection of callbacks to be fired in a sequence, with configurable behaviour
        // Option flags:
        //   - once: Callbacks fired at most one time.
        //   - memory: Remember the most recent context and arguments
        //   - stopOnFalse: Cease iterating over callback list
        //   - unique: Permit adding at most one instance of the same callback
        $.Callbacks = function(options) {
            options = $.extend({}, options);
            var memory, // Last fire value (for non-forgettable lists)
            fired, // Flag to know if list was already fired
            firing, // Flag to know if list is currently firing
            firingStart, // First callback to fire (used internally by add and fireWith)
            firingLength, // End of the loop when firing
            firingIndex, // Index of currently firing callback (modified by remove if needed)
            list = [], // Actual callback list
            stack = !options.once && [], // Stack of fire calls for repeatable lists
            fire = function(data) {
                memory = options.memory && data;
                fired = true;
                firingIndex = firingStart || 0;
                firingStart = 0;
                firingLength = list.length;
                firing = true;
                for (;list && firingIndex < firingLength; ++firingIndex) {
                    if (list[firingIndex].apply(data[0], data[1]) === false && options.stopOnFalse) {
                        memory = false;
                        break;
                    }
                }
                firing = false;
                if (list) {
                    if (stack) stack.length && fire(stack.shift()); else if (memory) list.length = 0; else Callbacks.disable();
                }
            }, Callbacks = {
                add: function() {
                    if (list) {
                        var start = list.length, add = function(args) {
                            $.each(args, function(_, arg) {
                                if (typeof arg === "function") {
                                    if (!options.unique || !Callbacks.has(arg)) list.push(arg);
                                } else if (arg && arg.length && typeof arg !== "string") add(arg);
                            });
                        };
                        add(arguments);
                        if (firing) firingLength = list.length; else if (memory) {
                            firingStart = start;
                            fire(memory);
                        }
                    }
                    return this;
                },
                remove: function() {
                    if (list) {
                        $.each(arguments, function(_, arg) {
                            var index;
                            while ((index = $.inArray(arg, list, index)) > -1) {
                                list.splice(index, 1);
                                // Handle firing indexes
                                if (firing) {
                                    if (index <= firingLength) --firingLength;
                                    if (index <= firingIndex) --firingIndex;
                                }
                            }
                        });
                    }
                    return this;
                },
                has: function(fn) {
                    return !!(list && (fn ? $.inArray(fn, list) > -1 : list.length));
                },
                empty: function() {
                    firingLength = list.length = 0;
                    return this;
                },
                disable: function() {
                    list = stack = memory = undefined;
                    return this;
                },
                disabled: function() {
                    return !list;
                },
                lock: function() {
                    stack = undefined;
                    if (!memory) Callbacks.disable();
                    return this;
                },
                locked: function() {
                    return !stack;
                },
                fireWith: function(context, args) {
                    if (list && (!fired || stack)) {
                        args = args || [];
                        args = [ context, args.slice ? args.slice() : args ];
                        if (firing) stack.push(args); else fire(args);
                    }
                    return this;
                },
                fire: function() {
                    return Callbacks.fireWith(this, arguments);
                },
                fired: function() {
                    return !!fired;
                }
            };
            return Callbacks;
        };
    })(Zepto);

    (function($) {
        var zepto = $.zepto, oldQsa = zepto.qsa, oldMatches = zepto.matches;
        function visible(elem) {
            elem = $(elem);
            return !!(elem.width() || elem.height()) && elem.css("display") !== "none";
        }
        // Implements a subset from:
        // http://api.jquery.com/category/selectors/jquery-selector-extensions/
        //
        // Each filter function receives the current index, all nodes in the
        // considered set, and a value if there were parentheses. The value
        // of `this` is the node currently being considered. The function returns the
        // resulting node(s), null, or undefined.
        //
        // Complex selectors are not supported:
        //   li:has(label:contains("foo")) + li:has(label:contains("bar"))
        //   ul.inner:first > li
        var filters = $.expr[":"] = {
            visible: function() {
                if (visible(this)) return this;
            },
            hidden: function() {
                if (!visible(this)) return this;
            },
            selected: function() {
                if (this.selected) return this;
            },
            checked: function() {
                if (this.checked) return this;
            },
            parent: function() {
                return this.parentNode;
            },
            first: function(idx) {
                if (idx === 0) return this;
            },
            last: function(idx, nodes) {
                if (idx === nodes.length - 1) return this;
            },
            eq: function(idx, _, value) {
                if (idx === value) return this;
            },
            contains: function(idx, _, text) {
                if ($(this).text().indexOf(text) > -1) return this;
            },
            has: function(idx, _, sel) {
                if (zepto.qsa(this, sel).length) return this;
            }
        };
        var filterRe = new RegExp("(.*):(\\w+)(?:\\(([^)]+)\\))?$\\s*"), childRe = /^\s*>/, classTag = "Zepto" + +new Date();
        function process(sel, fn) {
            // quote the hash in `a[href^=#]` expression
            sel = sel.replace(/=#\]/g, '="#"]');
            var filter, arg, match = filterRe.exec(sel);
            if (match && match[2] in filters) {
                filter = filters[match[2]], arg = match[3];
                sel = match[1];
                if (arg) {
                    var num = Number(arg);
                    if (isNaN(num)) arg = arg.replace(/^["']|["']$/g, ""); else arg = num;
                }
            }
            return fn(sel, filter, arg);
        }
        zepto.qsa = function(node, selector) {
            return process(selector, function(sel, filter, arg) {
                try {
                    var taggedParent;
                    if (!sel && filter) sel = "*"; else if (childRe.test(sel)) // support "> *" child queries by tagging the parent node with a
                    // unique class and prepending that classname onto the selector
                    taggedParent = $(node).addClass(classTag), sel = "." + classTag + " " + sel;
                    var nodes = oldQsa(node, sel);
                } catch (e) {
                    console.error("error performing selector: %o", selector);
                    throw e;
                } finally {
                    if (taggedParent) taggedParent.removeClass(classTag);
                }
                return !filter ? nodes : zepto.uniq($.map(nodes, function(n, i) {
                    return filter.call(n, i, nodes, arg);
                }));
            });
        };
        zepto.matches = function(node, selector) {
            return process(selector, function(sel, filter, arg) {
                return (!sel || oldMatches(node, sel)) && (!filter || filter.call(node, null, arg) === node);
            });
        };
    })(Zepto);

    (function($) {
        $.fn.end = function() {
            return this.prevObject || $();
        };
        $.fn.andSelf = function() {
            return this.add(this.prevObject || $());
        };
        "filter,add,not,eq,first,last,find,closest,parents,parent,children,siblings".split(",").forEach(function(property) {
            var fn = $.fn[property];
            $.fn[property] = function() {
                var ret = fn.apply(this, arguments);
                ret.prevObject = this;
                return ret;
            };
        });
    })(Zepto);

    module.exports = window.Zepto;
});